444438847744 has 72 divisors (see below), whose sum is σ = 969627552768. Its totient is φ = 202400931840.

The previous prime is 444438847649. The next prime is 444438847763. The reversal of 444438847744 is 447748834444.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512232 + ... + 1782055.

It is an arithmetic number, because the mean of its divisors is an integer number (13467049344).

Almost surely, 2^444438847744 is an apocalyptic number.

It is an amenable number.

444438847744 is an abundant number, since it is smaller than the sum of its proper divisors (525188705024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444438847744 is a wasteful number, since it uses less digits than its factorization.

444438847744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294351 (or 3294337 counting only the distinct ones).

The product of its digits is 154140672, while the sum is 61.

The spelling of 444438847744 in words is "four hundred forty-four billion, four hundred thirty-eight million, eight hundred forty-seven thousand, seven hundred forty-four".